gallic acid: meaning, definition, pronunciation and examples
LowTechnical/Scientific
Quick answer
What does “gallic acid” mean?
A crystalline organic acid found in plants like oak galls, tea leaves, and sumac, used in tanning, dyeing, and as an antioxidant.
Audio
Pronunciation
Definition
Meaning and Definition
A crystalline organic acid found in plants like oak galls, tea leaves, and sumac, used in tanning, dyeing, and as an antioxidant.
A trihydroxybenzoic acid (C₆H₂(OH)₃COOH) that serves as a key intermediate in the synthesis of tannins and inks, and is studied for its potential health benefits.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or spelling differences. Pronunciation may vary slightly.
Connotations
Purely technical/scientific in both varieties.
Frequency
Equally low frequency in both dialects, confined to specialised fields.
Grammar
How to Use “gallic acid” in a Sentence
The [plant/material] contains gallic acid.Gallic acid is used in [process/application].Researchers studied the effects of gallic acid.Vocabulary
Collocations
Examples
Examples of “gallic acid” in a Sentence
adjective
British English
- The gallic acid content was measured.
- A gallic acid derivative was synthesised.
American English
- The gallic acid content was measured.
- A gallic acid derivative was synthesized.
Usage
Meaning in Context
Business
Rare, except in trade specifications for tannins, dyes, or nutritional supplements.
Academic
Common in chemistry, biochemistry, pharmacology, and food science journals.
Everyday
Virtually never used in casual conversation.
Technical
Standard term in analytical chemistry, phytochemistry, and industrial applications like ink manufacturing.
Vocabulary
Synonyms of “gallic acid”
Neutral
Weak
Watch out
Common Mistakes When Using “gallic acid”
- Misspelling as 'galic acid' or 'gallic'.
- Confusing it with 'gallic' as in 'Gallic charm'.
- Assuming it is related to France or the Gauls.
FAQ
Frequently Asked Questions
No, the name comes from 'galls' (plant growths), not 'Gaul'. It is a chemical compound with no connection to France.
It is used in tanning leather, making dyes and inks, as a food antioxidant, and is studied for potential medicinal properties.
Yes, it occurs naturally in foods like tea, grapes, berries, walnuts, and oak-aged wines.
In the amounts naturally present in foods, it is generally considered safe. Concentrated synthetic forms should be handled according to laboratory safety protocols.
A crystalline organic acid found in plants like oak galls, tea leaves, and sumac, used in tanning, dyeing, and as an antioxidant.
Gallic acid is usually technical/scientific in register.
Gallic acid: in British English it is pronounced /ˌɡælɪk ˈæsɪd/, and in American English it is pronounced /ˌɡælɪk ˈæsɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of GALLic acid coming from GALLnuts (oak galls). It's an ACID found in plants, not something 'Gallic' (French).
Practice
Quiz
In which field is the term 'gallic acid' MOST commonly used?